/Engine/Plugins/Runtime/GameplayAbilities/Source/GameplayAbilities/Public/AbilitySystemComponent.h
Remove active gameplay effects whose backing definition are the specified gameplay effect class
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, BlueprintAuthorityOnly, Category=GameplayEffects) virtual void RemoveActiveGameplayEffectBySourceEffect ( [TSubclassOf](API\Runtime\CoreUObject\Templates\TSubclassOf)< [UGameplayEffect](API\Plugins\GameplayAbilities\UGameplayEffect) > GameplayEffect, [UAbilitySystemComponent](API\Plugins\GameplayAbilities\UAbilitySystemComponent) * InstigatorAbilitySystemComponent, int32 StacksToRemove )